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公开(公告)号:US2257415A
公开(公告)日:1941-09-30
申请号:US33705540
申请日:1940-05-24
Applicant: GERDIN OLOF B
Inventor: GERDIN OLOF B
IPC: A01K95/00
CPC classification number: A01K95/00 , Y10T24/39 , Y10T24/392
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公开(公告)号:US1535304A
公开(公告)日:1925-04-28
申请号:US71338224
申请日:1924-05-15
Applicant: GERDIN OLOF B
Inventor: GERDIN OLOF B
IPC: A47L1/08
CPC classification number: A47L1/08
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